secretary of state john kerry is on his way tonight to ukraine. he's on his way to kiev. tonight president obama has been holding high-level meetings with his national security team on the issue. earlier today reports surfaced that russia's black sea fleet commander, based in crimea, issued an ultimatum to the ukrainian military in crimea, threatening a full-on assault if they didn't surrender or change allegiances by 5:00 a.m. local time. the russians are denying that this threat happened in crimea, but local reporters at the scene say they did hear these threats on the loudspeakers from a russian ship. she say it was real if you heard it in real time. well, despite the russian denials, if that threat was real, and if the russians are planning on following through with it, i should note that the deadline of 5:00 a.m. local time that was issued by loudspeaker on that ship today, that would be right now, 10:00 p.m. eastern time here in the united states. all eyes on the black sea. watch this space.secretary of ss on his way to ukraine as the u.s. ratcheted up the priessure